TECHNICAL DATA
17
3 TECHNICAL DATA
3.1 GENERAL
— Measuring relays and protection equipment
Part 1: Common requirements IEC 60255-1
— Mechanical data
Mounting:
• Flush
• Rack
External dimensions Basic version (XMR-A, XMR-V, XMR-P) 171 x 178 x 246 (H/W/D)
External dimensions Basic version (XMR-D, XMR-T) 243 x 178 x 246 (H/W/D)
Terminals screw connection
Mass (XMR-A, XMR-V, XMR-P) 4.5 kg
Mass (XMR-D, XMR-T) 5.5 kg
Reference standards EN 60529, EN 60529/A1
Protection degree
• Front IP54
• Terminals IP20
— Insulation test
Reference standards EN 60255-5, IEC 60255-27
High voltage test (50 Hz 60 s)
• Auxiliary power supply 2 kV
• Input circuits 2 kV
• Output circuits 2 kV
• Output circuits (between open contacts) 1 kV
Impulse voltage withstand test (1.2/50 ms):
• Auxiliary power supply 5 kV
• Input circuits 5 kV
• Output circuits 5 kV
• Output circuits (between open contacts) 2.5 kV
Insulation resistance >100 MW
— EMC tests for interference immunity)
Reference standards
• Product standard for measuring relays EN 50263
• Generic standards immunity for industrial environments EN 61000-6-2
• Electromagnetic compatibility requirements for measuring relays and protection equipment
IEC 60255-26, EN 60255-26
Apparati di automazione e controllo per centrali e stazioni elettriche (ENEL utility standard)
• Compatibilità elettromagnetica - Immunità ENEL REMC 02
• Normativa di compatibilità elettromeccanica per apparati e sistemi ENEL REMC 01
— Voltage dip and interruption
Reference standards
Voltage dips, short interruptions and voltage variations on dc input power port immunity tests
EN 61000-4-29
IEC 60255-22-11
Auxiliary power supply in dc energizing quantity
• Interruption (UT=40%) 100 ms
• Interruption (UT=0%) 50 ms
• Voltage variations (UT=80...120%) 10 s
— EMC tests for interference immunity
Reference standards EN 60255-22-1 IEC 60255-22-1
EN 61000-4-12 EN 61000-4-12
Damped oscillatory wave
• 0.1 MHz and 1 MHz common mode 2.5 kV
• 0.1 MHz and 1 MHz differential mode 1.0 kV
• Ring wave common mode 2.0 kV
• Ring wave differential mode 1.0 kV
Reference standards EN 60255-22-2 IEC 60255-22-2
EN 61000-4-2 IEC 61000-4-2
Electrostatic discharge
• Contact discharge 6 kV
• Air discharge 8 kV
Reference standards EN 60255-22-3 IEC 60255-22-3
EN 61000-4-3 IEC 61000-4-3
Radiated radio-frequency fields
XMR-D EQUIPMENT MANUAL
Ed. 2.9 - 02/2021